Question: Math 3 4 5 6 Thinking and Inquiry (9 marks) 8. Prove the following identities. Please show steps clearly. COS X a) secx + tanx

Math 3 4 5 6 Thinking and Inquiry (9 marks) 8.

Math

3 4 5 6 Thinking and Inquiry (9 marks) 8. Prove the following identities. Please show steps clearly. COS X a) secx + tanx = 1 - sin x cos2x+1 b) = cotx sin 2x

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